The VC006GMT21 is a cordless wet & dry M-Class dust extractor, suitable for dust permeability less than 0.1 per cent, powered by two 40V Max Li-ion XGT batteries, to supply energy to the powerful 80V brushless motor, with variable speed controlled by dial, to deliver a maximum air flow at hose end with 38mm x 2.5m hose of up to 3.7 m 3 per minute, maximum air flow at turbine with 28mm x 3.5m hose of up to 4.9 m 3 per minute, maximum sealed suction 18 k Pa, suction power on maximum with 38mm x 2.5m hose of up to 350W & suction power on minimum with 38mm x 2.5m hose of up to 75W. The VC006GMT21 is ideal for high air flow, particularly effective in areas where a large amount of airborne dust is generated. The VC006GMT21 is equipped with automatic self-cleaning filter system with twin filters, hose selection dial for 28mm & 38mm hoses, suction force adjusting knob, variable suction power control & a plastic tank with water level sensor & water drain for both wet & dry use. VC006GMT21 features a low air flow warning buzzer; when the air flow decreases, filter is clogged or the tank is close to being full, auto-start wireless system (AWS); chip 198900-7 required, sold separately & a Makpac storage case can be attached directly without the need for a Makpac adapter. VC006GMT21 has a 30 litre wet capacity & a 40 litre dry capacity & is compatible with paper dust bags. VC006GMT21 is capable of up to 80 minutes continuous product use with 2 x 5.0 Ah batteries on minimum at the dial & 25 minutes on maximum at the dial.